import router from './router'
import store from './store'
import { Message } from 'element-ui'
import NProgress from 'nprogress'
import 'nprogress/nprogress.css'
import { getToken } from '@/utils/auth'
import { isRelogin } from '@/utils/request'
import { getCasEnabled ,getCasAuthLogin} from '@/api/login'

NProgress.configure({ showSpinner: false })

const whiteList = ['/login', '/register', '/auth-redirect','/auth/oauth2']
const defaultSettings = require('@/settings.js')
getCasEnabled().then(res => {
  localStorage.setItem('casEnable', res);
})

getCasAuthLogin().then(res => {
  localStorage.setItem('casAuthLogin', res);
})
const casServerEnable = localStorage.getItem('casEnable');
const casAuthLogin = localStorage.getItem('casAuthLogin');
if(casServerEnable != null && casServerEnable != "" && casServerEnable != undefined){
  defaultSettings.casEnable = casServerEnable;
}

if(casAuthLogin != null && casAuthLogin != "" && casAuthLogin != undefined){
  defaultSettings.casloginUrl  =  casAuthLogin;
}
// console.log(defaultSettings.casEnable);
// console.log(defaultSettings.casloginUrl);
router.beforeEach((to, from, next) => {
  NProgress.start()
  if (getToken()) {
    to.meta.title && store.dispatch('settings/setTitle', to.meta.title)
    /* has token*/
    if (to.path === '/login') {
      next({ path: '/' })
      NProgress.done()
    } else if (whiteList.indexOf(to.path) !== -1) {
      next()
    } else {
      if (store.getters.roles.length === 0) {
        isRelogin.show = true
        // 判断当前用户是否已拉取完user_info信息
        store.dispatch('GetInfo').then(() => {
          isRelogin.show = false
          store.dispatch('GenerateRoutes').then(accessRoutes => {
            // 根据roles权限生成可访问的路由表
            router.addRoutes(accessRoutes) // 动态添加可访问路由表
            next({ ...to, replace: true }) // hack方法 确保addRoutes已完成
          })
        }).catch(err => {
            store.dispatch('LogOut').then(() => {
              Message.error(err)
              next({ path: '/' })
            })
          })
      } else {
        next()
      }
    }
  } else {
    // 没有token
    if (whiteList.indexOf(to.path) !== -1) {
      // 在免登录白名单，直接进入
      next()
    } else {
      console.log("no login ")
      // next(`/login?redirect=${encodeURIComponent(to.fullPath)}`) // 否则全部重定向到登录页
      if (!defaultSettings.casEnable) {
        next(`/login?redirect=${encodeURIComponent(to.fullPath)}`) // 否则全部重定向到登录页
      }
      //开启cas
      if (defaultSettings.casEnable) {
        console.log("cas login ")
        window.location.href = defaultSettings.casloginUrl // 否则全部重定向到登录页
      }
      NProgress.done()
    }
  }
})

router.afterEach(() => {
  NProgress.done()
})
